Sometimes failed to generate when i test this demo

I'm using HISM method, UE5.4 latest marketplace plugin and latest demo project

DungeonGeneratorLogger: generation start: Synchronize RandomSeed x=161003d2, y=712ea3e6, z=0e8669f3, w=ae0c9685, CRC32=ffffffff, Server DungeonGeneratorLogger: generation start: Local RandomSeed x=6081603b, y=8795f55b, z=ea6486c7, w=5df8ab9a, CRC32=ffffffff, Server DungeonGeneratorLogger: SeparateRooms: 0.000003 seconds DungeonGeneratorLogger: ExpandSpace: 0.000000 seconds DungeonGeneratorLogger: MissionGraph: Skipped DungeonGeneratorLogger: Voxel: 経路の探索に失敗しました (15,14,2)-(15,15,3) DungeonGeneratorLogger: Error: 生成可能な門が見つからない 5: ID=32816 (15,14,3)-(14,18,3) DungeonGeneratorLogger: Error: OK .. 0 M: ID=32811 (16392:17.000000,15.000000,2.500000)-(16395:18.000000,15.000000,4.500000) DungeonGeneratorLogger: Error: OK .. 1 M: ID=32812 (16393:15.000000,14.500000,5.000000)-(16392:17.000000,15.000000,2.500000) DungeonGeneratorLogger: Error: OK .. 2 M: ID=32813 (16397:14.000000,18.000000,5.000000)-(16384:11.000000,17.000000,4.500000) DungeonGeneratorLogger: Error: OK .. 3 M: ID=32814 (16402:10.500000,21.000000,6.500000)-(16399:7.000000,20.500000,6.000000) DungeonGeneratorLogger: Error: OK .. 4 M: ID=32815 (16386:17.000000,20.000000,6.000000)-(16397:14.000000,18.000000,5.000000) DungeonGeneratorLogger: Error: NG .. 5 M: ID=32816 (16397:14.000000,18.000000,5.000000)-(16393:15.000000,14.500000,5.000000) DungeonGeneratorLogger: Error: -- .. 6 M: ID=32817 (16396:14.000000,22.500000,4.500000)-(16402:10.500000,21.000000,6.500000) DungeonGeneratorLogger: Error: -- .. 7 M: ID=32818 (16396:14.000000,22.500000,4.500000)-(16386:17.000000,20.000000,6.000000) DungeonGeneratorLogger: Error: -- .. 8 M: ID=32819 (16386:17.000000,20.000000,6.000000)-(16389:21.000000,19.000000,2.000000) DungeonGeneratorLogger: Error: -- .. 9 M: ID=32820 (16390:7.000000,15.000000,6.500000)-(16384:11.000000,17.000000,4.500000) DungeonGeneratorLogger: Error: -- .. 10 M: ID=32821 (16387:21.000000,23.500000,6.000000)-(16389:21.000000,19.000000,2.000000) DungeonGeneratorLogger: Error: -- .. 11 M: ID=32822 (16391:7.000000,9.500000,6.000000)-(16385:11.500000,10.500000,5.000000) DungeonGeneratorLogger: Error: -- .. 12 M: ID=32823 (16398:30.500000,12.000000,5.500000)-(16401:26.500000,14.500000,1.500000) DungeonGeneratorLogger: Error: -- .. 13 M: ID=32824 (16399:7.000000,20.500000,6.000000)-(16403:3.500000,24.000000,5.500000) DungeonGeneratorLogger: Error: -- .. 14 M: ID=32825 (16400:27.500000,19.500000,4.000000)-(16401:26.500000,14.500000,1.500000) DungeonGeneratorLogger: Error: -- .. 15 M: ID=32826 (16393:15.000000,14.500000,5.000000)-(16385:11.500000,10.500000,5.000000) DungeonGeneratorLogger: Error: -- .. 16 M: ID=32827 (16391:7.000000,9.500000,6.000000)-(16388:6.000000,3.500000,5.000000) DungeonGeneratorLogger: Error: -- .. 17 M: ID=32828 (16389:21.000000,19.000000,2.000000)-(16400:27.500000,19.500000,4.000000) DungeonGeneratorLogger: Error: -- .. 18 M: ID=32829 (16394:16.000000,28.500000,5.000000)-(16396:14.000000,22.500000,4.500000) DungeonGeneratorLogger: Error: -- .. 19 : ID=32831 (16390:7.000000,15.000000,6.500000)-(16385:11.500000,10.500000,5.000000) DungeonGeneratorLogger: Error: -- .. 20 : ID=32833 (16398:30.500000,12.000000,5.500000)-(16385:11.500000,10.500000,5.000000) DungeonGeneratorLogger: Error: -- .. 21 : ID=32832 (16388:6.000000,3.500000,5.000000)-(16401:26.500000,14.500000,1.500000) DungeonGeneratorLogger: Error: -- .. 22 : ID=32830 (16398:30.500000,12.000000,5.500000)-(16391:7.000000,9.500000,6.000000) DungeonGeneratorLogger: Error: Room: ID=16388 (X=4,Y=2,Z=4) (W=4,D=3,H=2) center(6.000000, 3.500000, 5.000000) DungeonGeneratorLogger: Error: Room: ID=16391 (X=5,Y=7,Z=5) (W=4,D=5,H=2) center(7.000000, 9.500000, 6.000000) DungeonGeneratorLogger: Error: Room: ID=16385 (X=10,Y=9,Z=3) (W=3,D=3,H=4) center(11.500000, 10.500000, 5.000000) DungeonGeneratorLogger: Error: Room: ID=16390 (X=6,Y=13,Z=5) (W=2,D=4,H=3) center(7.000000, 15.000000, 6.500000) DungeonGeneratorLogger: Error: Room: ID=16384 (X=10,Y=16,Z=4) (W=2,D=2,H=1) center(11.000000, 17.000000, 4.500000) DungeonGeneratorLogger: Error: Room: ID=16393 (X=14,Y=13,Z=3) (W=2,D=3,H=4) center(15.000000, 14.500000, 5.000000) DungeonGeneratorLogger: Error: Room: ID=16399 (X=6,Y=18,Z=4) (W=2,D=5,H=4) center(7.000000, 20.500000, 6.000000) DungeonGeneratorLogger: Error: Room: ID=16392 (X=15,Y=13,Z=2) (W=4,D=4,H=1) center(17.000000, 15.000000, 2.500000) DungeonGeneratorLogger: Error: Room: ID=16397 (X=13,Y=17,Z=3) (W=2,D=2,H=4) center(14.000000, 18.000000, 5.000000) DungeonGeneratorLogger: Error: Room: ID=16395 (X=17,Y=13,Z=3) (W=2,D=4,H=3) center(18.000000, 15.000000, 4.500000) DungeonGeneratorLogger: Error: Room: ID=16402 (X=9,Y=18,Z=6) (W=3,D=6,H=1) center(10.500000, 21.000000, 6.500000) DungeonGeneratorLogger: Error: Room: ID=16403 (X=2,Y=23,Z=4) (W=3,D=2,H=3) center(3.500000, 24.000000, 5.500000) DungeonGeneratorLogger: Error: Room: ID=16396 (X=13,Y=20,Z=3) (W=2,D=5,H=3) center(14.000000, 22.500000, 4.500000) DungeonGeneratorLogger: Error: Room: ID=16386 (X=16,Y=18,Z=5) (W=2,D=4,H=2) center(17.000000, 20.000000, 6.000000) DungeonGeneratorLogger: Error: Room: ID=16389 (X=18,Y=18,Z=0) (W=6,D=2,H=4) center(21.000000, 19.000000, 2.000000) DungeonGeneratorLogger: Error: Room: ID=16401 (X=25,Y=12,Z=0) (W=3,D=5,H=3) center(26.500000, 14.500000, 1.500000) DungeonGeneratorLogger: Error: Room: ID=16387 (X=19,Y=21,Z=4) (W=4,D=5,H=4) center(21.000000, 23.500000, 6.000000) DungeonGeneratorLogger: Error: Room: ID=16394 (X=14,Y=27,Z=4) (W=4,D=3,H=2) center(16.000000, 28.500000, 5.000000) DungeonGeneratorLogger: Error: Room: ID=16398 (X=28,Y=9,Z=4) (W=5,D=6,H=3) center(30.500000, 12.000000, 5.500000) DungeonGeneratorLogger: Error: Room: ID=16400 (X=25,Y=18,Z=3) (W=5,D=3,H=2) center(27.500000, 19.500000, 4.000000) DungeonGeneratorLogger: Error: Failed to generate dungeon DungeonGeneratorLogger: Client, Remote:(GeneratedRandomSeed=13088c35, CRC32=0) Local:(GeneratedRandomSeed=13088c35, CRC32=0)

shun126 / UE5-DungeonGeneratorDemo

Sometimes failed to generate when i test this demo #27